Extrusion die having adjustable end seal system and method of use
US10773440B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 25, 2018 |
| Grant date | Sep 15, 2020 |
| Priority date | — |
| Expiry date | Sep 27, 2038 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C48/305
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An extrusion die is provided with an adjustable end seal assembly. The extrusion die includes a die body, and the adjustable end seal assembly includes an end seal device and a wedge mechanism. The adjustable end seal assembly has an engaged configuration and a disengaged configuration. When in the engaged configuration, the adjustable end seal assembly is held forcibly against the die body. When in the disengaged configuration, the adjustable end seal assembly is either spaced apart from the die body or held against the die body with less force than when in the engaged configuration. Methods of operating such an extrusion die are also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.